| Answer | Crossword Clue |
|---|---|
| IBARS | Some support beams |
| TIES | Support beams |
| IBARS | Support beams |
| JOISTS | Support beams |
| IBARS | Bridge support beams |
| joist | to support with beams |
| joisted | JOIST, to support with beams |
| joisting | JOIST, to support with beams |
| diagrid | a structure of crossing support beams |
| diagrids | DIAGRID, a structure of crossing support beams |
| raftered | any of the parallel beams that support a roof |
